public void ReportProgressToSink(int total, int increment, int chunkSize, int[] expectedPercentages)
{
List <int> actualPercentages = new List <int>();
Int32ChunkedPercentageStrategy strategy = new Int32ChunkedPercentageStrategy(chunkSize);
strategy.Subscribe(progressData =>
{
actualPercentages.Add(progressData.PercentComplete);
});
Int32ProgressSink sink = new Int32ProgressSink(initialTotal: total);
sink.Subscribe(strategy);
int iterationCount = total / increment;
for (int iteration = 0; iteration <= iterationCount; iteration++)
{
sink.Add(increment);
}
Assert.Equal(expectedPercentages.Length, actualPercentages.Count);
Assert.Equal(expectedPercentages, actualPercentages);
}
/// <summary>
/// Convert raw progress data to a percentage.
/// </summary>
/// <param name="rawProgress">
/// The sequence of raw progress data.
/// </param>
/// <param name="minimumChange">
/// The minimum change in percentage to report.
/// </param>
/// <returns>
/// An observable <see cref="ProgressStrategy{TValue}"/>.
/// </returns>
public static ProgressStrategy <int> Percentage(this IObservable <RawProgressData <int> > rawProgress, int minimumChange)
{
if (rawProgress == null)
{
throw new ArgumentNullException(nameof(rawProgress));
}
Int32ChunkedPercentageStrategy strategy = new Int32ChunkedPercentageStrategy(minimumChange);
rawProgress.Subscribe(strategy);
return(strategy);
}
public void ReportProgressToStrategy(int total, int increment, int chunkSize, int[] expectedPercentages)
{
List <int> actualPercentages = new List <int>();
Int32ChunkedPercentageStrategy strategy = new Int32ChunkedPercentageStrategy(chunkSize);
strategy.Subscribe(progressData =>
{
actualPercentages.Add(progressData.PercentComplete);
});
int adjustedTotal = AdjustTotalForIncrement(total, increment);
for (int currentProgress = 0; currentProgress <= adjustedTotal; currentProgress += increment)
{
strategy.AsObserver().OnNext(
RawProgressData.Create(currentProgress, total)
);
}
Assert.Equal(expectedPercentages.Length, actualPercentages.Count);
Assert.Equal(expectedPercentages, actualPercentages);
}
public void Ctor_ChunkSize_5()
{
Int32ChunkedPercentageStrategy strategy = new Int32ChunkedPercentageStrategy(chunkSize: 5);
Assert.Equal(5, strategy.ChunkSize);
}
